#include <stdio.h>
/*学习使用按位取反~   */

int main()
{
    int a=234;
    int b=~a;
    printf("\40: The a's 1 complement(decimal) is %d \n",b);
    a=~a;
    printf("\40: The a's 1 complement(hexidecimal) is %x \n",a);
}